Home / 130,868-207,556

Finding the Third Proportional to 130,868 and 207,556

Calculator

Solution

The third proportional to 130,868 and 207,556 is: 329,182.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,868 : 207,556 = 207,556 : x
  2. Step 2: Convert to fraction form
    130,868/207,556 = 207,556/x
  3. Step 3: Cross multiply
    130,868x = 207,556 × 207,556
  4. Step 4: Simplify right side
    130,868x = 43,079,493,136
  5. Step 5: Solve for x
    x = 43,079,493,136/130,868
  6. Step 6: Final answer
    x = 329,182.79

Related Problems

Find third proportional to 65,434 and 103,778
Half scale
Find third proportional to 261,736 and 415,112
Double scale
Find third proportional to 130,870 and 207,559
Similar ratio
Find third proportional to 196,302 and 311,334
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.